| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 2603 |
60.9%
|
| 2 | I did not smoke during the past year | 781 |
18.3%
|
| 3 | None | 337 |
7.9%
|
| 4 | Once | 301 |
7%
|
| 5 | Twice or more often | 249 |
5.8%
|
| Sysmiss | 49 |